Jersey Mike's stock slipped below its IPO price in its first day of trading on Thursday, a weak start for the sandwich chain's public market debut. The move suggested that demand for the offering was not strong enough to keep shares above their initial pricing once trading began.

The debut also raised fresh questions about investor appetite for IPOs more broadly. When a well-known consumer brand struggles to hold its offer price on day one, it can signal that buyers are still selective about new listings, even for companies with a recognizable name.

Jersey Mike's is known for its made-to-order subs, including hot and cold sandwiches, with meats and cheese sliced in front of customers. Regular customers also know the chain's signature preparation style, Mike's Way, which includes onions, tomatoes, lettuce and oregano.

While one trading session does not define a company's long-term public market performance, falling below the IPO price in a market debut is typically seen as an unsteady opening. For investors watching the IPO market, Jersey Mike's first day added to the sense that enthusiasm for new stock offerings remains cautious.